Home / 1,008,728.06-1,392,002.84-549,832.53

Finding the Fourth Proportional to 1,008,728.06, 1,392,002.84 and 549,832.53

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Solution

The fourth proportional to 1,008,728.06, 1,392,002.84 and 549,832.53 is: 758,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,728.06 : 1,392,002.84 = 549,832.53 : x
  2. Step 2: Convert to fraction form
    1,008,728.06/1,392,002.84 = 549,832.53/x
  3. Step 3: Cross multiply
    1,008,728.06x = 1,392,002.84 × 549,832.53
  4. Step 4: Simplify right side
    1,008,728.06x = 765,368,443,284.39
  5. Step 5: Solve for x
    x = 765,368,443,284.39/1,008,728.06
  6. Step 6: Final answer
    x = 758,746.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.